better update rect calculation

[wxWidgets.git] / src / msw / region.cpp

diff --git a/src/msw/region.cpp b/src/msw/region.cpp
index 128a6eb3b128d59cb7f7ce8b6113701401d156f3..718ad9de5693ecd213f01214d6cd629fe24befad 100644 (file)
--- a/src/msw/region.cpp
+++ b/src/msw/region.cpp
@@ -23,6 +23,7 @@
 #include "wx/msw/region.h"
 #include "wx/gdicmn.h"
 
+#include "wx/window.h"
 #include "wx/msw/private.h"
 
 #if !USE_SHARED_LIBRARY